Fluidmaster 703AP4 Specialty Toilet Fill Valve for Glacier Bay and Niagara Conservation Flapperless Toilets Product Description The flapperless flush valve is brought to you by Fluidmaster, the most reliable name in toilet care. The flapperless flush valve is the replacement fill valve and a unique part exclusive to the flapperless toilet. It installs in minutes for the perfect flush each and every time. Made from high quality plastic that won't corrode over time. Preset fill rate delivers the correct amount of water to the toilet each time. Complies with UPC standards. Easy installation can be done in minutes without needing to remove the tank. From the Manufacturer Fluidmaster is the #1 toilet repair brand in the world. Since 1957, we have been guiding our customers to the right toilet repair solutions. Fluidmaster is dedicated to making the installation of its products easy and simple with a complete line of toilet repair parts including: fill valves, single and dual flush valves, flappers, tank levers, toilet seals (bowl wax and wax-free), toilet repair kits, flush valve seals, connectors and more. Fluidmaster parts are found in more toilets than all other brands combined. Fluidmaster distributes to over 90 countries and is the trusted brand by toilet manufacturers and professionals worldwide. Features A direct replacement for Glacier Bay Niagara Flapperless Toilets Easy-to-install, instructions included Increase your Glacier Bay / Niagara refill speed Restore optimize your toilet to factory performance Replace old or inefficient fill valves with this high-quality replacement part A fast and effective DIY solution to common toilet fill problems USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.